Didion & Sons Foundry CO
4894 N Service Rd, Saint Peters, MO 63376
LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 2 SOURCES
Operating signal within 24 months, or from a single source.
What they make
Iron Foundries331511Where it is
38.80090, -90.60412 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Precision Components & Assemblies, INC | Saint Peters | Steel Foundries (except Investment) 331513 | ACTIVE | 1.5 KM |
| Hitchiner Manufacturing Company | O Fallon | Nonferrous Metal Foundries 331522 | UNVERIFIED | 5.1 KM |
| O'fallon Casting, L.l.c. | O Fallon | Aluminum Foundries (except Die-Casting) 331524 | ACTIVE | 5.1 KM |
| Mp Industries, INC. | O Fallon | Iron Foundries 331511 | UNVERIFIED | 6.4 KM |
| Midwest Alloys Foundry | O Fallon | Steel Foundries (except Investment) 331513 | UNVERIFIED | 6.4 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 6 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
EPA cross-references this facility in AIR, AIRS/AFS, EIS, MO-DNR, OSHA-OIS, RCRAINFO, TRIS · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA FRS | EXISTENCE | FEB 2026 | FEB 2026 |
| EPA ECHO | OPERATING | DEC 2025 | DEC 2025 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| RCRA GENERATOR STATUS | EPA ECHO | AUG 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.